File:Patent-CA-243009.pdf

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Original file(1,239 × 1,754 pixels, file size: 561 KB, MIME type: application/pdf, 7 pages)
Inventor

Harry Ross

Assignee

Thomas De La Rue and Company

Country

CA

Application N°

243009

Application Date

1923-08-15

Patent N°

243009

Brevettato

1924-09-16

Priorità

1922-07-19

Brand

Onoto

Title

Fountain pen

Description

Caricamento a levetta

Riferimenti esterni

Informazioni

Brevetto una variante di caricamento a levetta. Priorità dal brevetto inglese. Stessa invenzione di nº FR-568834.

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Date/TimeThumbnailDimensionsUserComment
current01:36, 25 November 2013Thumbnail for version as of 01:36, 25 November 20131,239 × 1,754, 7 pages (561 KB)Piccardi (talk | contribs){{PatentInfo |Inventor=Harry Ross |Assignee=Thomas De La Rue and Company |Country=CA |ApplicationNum=5458/39 |ApplicationDate=1923-08-15 |PatentNum=525411 |PatentDate=1924-09-16 |PriorityDate=1922-07-19 |Titolo=Fountain pen |Marca=Onoto |Descrizione=[[...
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